﻿
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("1.构造方法  2.重载  3.重载（2）");
            int a = Convert.ToInt32(Console.ReadLine());
            switch (a)
            {
                case 1:
                    Employee employee = new Employee { employeeName = "张三", employeeID = 12138, employeeDepartment = "技术部" };
                    employee.staff();
                    break;
                case 2:
                    Area area = new Area();
                    area.area(2, 5);
                    break;
                case 3:
                    SumUtils sumUtils = new SumUtils();
                    sumUtils.sumUtils(2,4);
                    break;
                default:
                    break;
            }

            Console.ReadKey();
        }
    }
}
